Artesyn iHP - Disable on 5 V_STBY Fault; Rack Synchronized off

iHP Manual 93 | P a g e
iHP Owners Manual
Configuration
iHP Rack DSUB9
Module Status
Input to INH0/EN0
Pin
Input to INH1/EN1
Pin
INH0 & INH1
Shorted to GND
Floating
OFF
Shorted to GND
5V
OFF
Floating
Floating
ON
Floating
5V
OFF
INH0 & EN1
Shorted to GND
Floating
OFF
Shorted to GND
5V
OFF
Floating
Floating
OFF
Floating
5V
ON
EN0 & INH1
Shorted to GND
Floating
ON
Shorted to GND
5V
OFF
Floating
Floating
OFF
Floating
5V
OFF
EN0 & EN1
Shorted to GND
Floating
OFF
Shorted to GND
5V
ON
Floating
Floating
OFF
Floating
5V
OFF
5.1.3.4 Disable on 5V_STBY Fault
User can configure the iHP rack to disable the modules if 5V_Stby fault occurred.
Setting
Remarks
Enable
Once the 5V_Stby fault occurred, modules will be disabled.
Disable
Once the 5V_Stby fault occurred, modules are still enabled.
5V_Stby Faults
 Out of regulation
 Over Current / Short Circuit
5.1.3.5 Rack Synchronized Off
This function is needed during multi-rack operation. Multi-rack operation is discussed in Section 7.